-/* Copyright 2007 Free Software Foundation, Inc.
+/* Copyright 2007, 2008, 2009
+ Free Software Foundation, Inc.
This file is part of the GNU opcodes library.
Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
MA 02110-1301, USA. */
+#include "sysdep.h"
#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
#include <errno.h>
#include "getopt.h"
#include "libiberty.h"
+#include "hashtab.h"
#include "safe-ctype.h"
#include "i386-opc.h"
static const char *program_name = NULL;
static int debug = 0;
+typedef struct initializer
+{
+ const char *name;
+ const char *init;
+} initializer;
+
+static initializer cpu_flag_init[] =
+{
+ { "CPU_UNKNOWN_FLAGS",
+ "unknown" },
+ { "CPU_GENERIC32_FLAGS",
+ "Cpu186|Cpu286|Cpu386" },
+ { "CPU_GENERIC64_FLAGS",
+ "Cpu186|Cpu286|Cpu386|Cpu486|Cpu586|Cpu686|CpuClflush|CpuMMX|CpuSSE|CpuSSE2|CpuLM" },
+ { "CPU_NONE_FLAGS",
+ "0" },
+ { "CPU_I186_FLAGS",
+ "Cpu186" },
+ { "CPU_I286_FLAGS",
+ "Cpu186|Cpu286" },
+ { "CPU_I386_FLAGS",
+ "Cpu186|Cpu286|Cpu386" },
+ { "CPU_I486_FLAGS",
+ "Cpu186|Cpu286|Cpu386|Cpu486" },
+ { "CPU_I586_FLAGS",
+ "Cpu186|Cpu286|Cpu386|Cpu486|Cpu586" },
+ { "CPU_I686_FLAGS",
+ "Cpu186|Cpu286|Cpu386|Cpu486|Cpu586|Cpu686" },
+ { "CPU_P2_FLAGS",
+ "Cpu186|Cpu286|Cpu386|Cpu486|Cpu586|Cpu686|CpuMMX" },
+ { "CPU_P3_FLAGS",
+ "Cpu186|Cpu286|Cpu386|Cpu486|Cpu586|Cpu686|CpuMMX|CpuSSE" },
+ { "CPU_P4_FLAGS",
+ "Cpu186|Cpu286|Cpu386|Cpu486|Cpu586|Cpu686|CpuClflush|CpuMMX|CpuSSE|CpuSSE2" },
+ { "CPU_NOCONA_FLAGS",
+ "Cpu186|Cpu286|Cpu386|Cpu486|Cpu586|Cpu686|CpuClflush|CpuMMX|CpuSSE|CpuSSE2|CpuSSE3|CpuLM" },
+ { "CPU_CORE_FLAGS",
+ "Cpu186|Cpu286|Cpu386|Cpu486|Cpu586|Cpu686|CpuClflush|CpuMMX|CpuSSE|CpuSSE2|CpuSSE3" },
+ { "CPU_CORE2_FLAGS",
+ "Cpu186|Cpu286|Cpu386|Cpu486|Cpu586|Cpu686|CpuClflush|CpuMMX|CpuSSE|CpuSSE2|CpuSSE3|CpuSSSE3|CpuLM" },
+ { "CPU_COREI7_FLAGS",
+ "Cpu186|Cpu286|Cpu386|Cpu486|Cpu586|Cpu686|CpuClflush|CpuMMX|CpuSSE|CpuSSE2|CpuSSE3|CpuSSSE3|CpuSSE4_1|CpuSSE4_2|CpuRdtscp|CpuLM" },
+ { "CPU_K6_FLAGS",
+ "Cpu186|Cpu286|Cpu386|Cpu486|Cpu586|CpuSYSCALL|CpuMMX" },
+ { "CPU_K6_2_FLAGS",
+ "Cpu186|Cpu286|Cpu386|Cpu486|Cpu586|CpuSYSCALL|CpuMMX|Cpu3dnow" },
+ { "CPU_ATHLON_FLAGS",
+ "Cpu186|Cpu286|Cpu386|Cpu486|Cpu586|Cpu686|CpuSYSCALL|CpuMMX|Cpu3dnow|Cpu3dnowA" },
+ { "CPU_K8_FLAGS",
+ "Cpu186|Cpu286|Cpu386|Cpu486|Cpu586|Cpu686|CpuSYSCALL|CpuRdtscp|CpuMMX|Cpu3dnow|Cpu3dnowA|CpuSSE|CpuSSE2|CpuLM" },
+ { "CPU_AMDFAM10_FLAGS",
+ "Cpu186|Cpu286|Cpu386|Cpu486|Cpu586|Cpu686|CpuSYSCALL|CpuRdtscp|CpuMMX|Cpu3dnow|Cpu3dnowA|CpuSSE|CpuSSE2|CpuSSE3|CpuSSE4a|CpuABM|CpuLM" },
+ { "CPU_CLFLUSH_FLAGS",
+ "CpuClflush" },
+ { "CPU_SYSCALL_FLAGS",
+ "CpuSYSCALL" },
+ { "CPU_MMX_FLAGS",
+ "CpuMMX" },
+ { "CPU_SSE_FLAGS",
+ "CpuMMX|CpuSSE" },
+ { "CPU_SSE2_FLAGS",
+ "CpuMMX|CpuSSE|CpuSSE2" },
+ { "CPU_SSE3_FLAGS",
+ "CpuMMX|CpuSSE|CpuSSE2|CpuSSE3" },
+ { "CPU_SSSE3_FLAGS",
+ "CpuMMX|CpuSSE|CpuSSE2|CpuSSE3|CpuSSSE3" },
+ { "CPU_SSE4_1_FLAGS",
+ "CpuMMX|CpuSSE|CpuSSE2|CpuSSE3|CpuSSSE3|CpuSSE4_1" },
+ { "CPU_SSE4_2_FLAGS",
+ "CpuMMX|CpuSSE|CpuSSE2|CpuSSE3|CpuSSSE3|CpuSSE4_1|CpuSSE4_2" },
+ { "CPU_VMX_FLAGS",
+ "CpuVMX" },
+ { "CPU_SMX_FLAGS",
+ "CpuSMX" },
+ { "CPU_XSAVE_FLAGS",
+ "CpuXsave" },
+ { "CPU_AES_FLAGS",
+ "CpuMMX|CpuSSE|CpuSSE2|CpuSSE3|CpuSSSE3|CpuSSE4_1|CpuSSE4_2|CpuAES" },
+ { "CPU_PCLMUL_FLAGS",
+ "CpuMMX|CpuSSE|CpuSSE2|CpuSSE3|CpuSSSE3|CpuSSE4_1|CpuSSE4_2|CpuPCLMUL" },
+ { "CPU_FMA_FLAGS",
+ "CpuMMX|CpuSSE|CpuSSE2|CpuSSE3|CpuSSSE3|CpuSSE4_1|CpuSSE4_2|CpuAVX|CpuFMA" },
+ { "CPU_MOVBE_FLAGS",
+ "CpuMovbe" },
+ { "CPU_RDTSCP_FLAGS",
+ "CpuRdtscp" },
+ { "CPU_EPT_FLAGS",
+ "CpuEPT" },
+ { "CPU_3DNOW_FLAGS",
+ "CpuMMX|Cpu3dnow" },
+ { "CPU_3DNOWA_FLAGS",
+ "CpuMMX|Cpu3dnow|Cpu3dnowA" },
+ { "CPU_PADLOCK_FLAGS",
+ "CpuPadLock" },
+ { "CPU_SVME_FLAGS",
+ "CpuSVME" },
+ { "CPU_SSE4A_FLAGS",
+ "CpuMMX|CpuSSE|CpuSSE2|CpuSSE3|CpuSSE4a" },
+ { "CPU_ABM_FLAGS",
+ "CpuABM" },
+ { "CPU_SSE5_FLAGS",
+ "CpuMMX|CpuSSE|CpuSSE2|CpuSSE3|CpuSSE4a|CpuABM|CpuSSE5"},
+ { "CPU_AVX_FLAGS",
+ "CpuMMX|CpuSSE|CpuSSE2|CpuSSE3|CpuSSSE3|CpuSSE4_1|CpuSSE4_2|CpuAVX" },
+};
+
+static initializer operand_type_init[] =
+{
+ { "OPERAND_TYPE_NONE",
+ "0" },
+ { "OPERAND_TYPE_REG8",
+ "Reg8" },
+ { "OPERAND_TYPE_REG16",
+ "Reg16" },
+ { "OPERAND_TYPE_REG32",
+ "Reg32" },
+ { "OPERAND_TYPE_REG64",
+ "Reg64" },
+ { "OPERAND_TYPE_IMM1",
+ "Imm1" },
+ { "OPERAND_TYPE_IMM8",
+ "Imm8" },
+ { "OPERAND_TYPE_IMM8S",
+ "Imm8S" },
+ { "OPERAND_TYPE_IMM16",
+ "Imm16" },
+ { "OPERAND_TYPE_IMM32",
+ "Imm32" },
+ { "OPERAND_TYPE_IMM32S",
+ "Imm32S" },
+ { "OPERAND_TYPE_IMM64",
+ "Imm64" },
+ { "OPERAND_TYPE_BASEINDEX",
+ "BaseIndex" },
+ { "OPERAND_TYPE_DISP8",
+ "Disp8" },
+ { "OPERAND_TYPE_DISP16",
+ "Disp16" },
+ { "OPERAND_TYPE_DISP32",
+ "Disp32" },
+ { "OPERAND_TYPE_DISP32S",
+ "Disp32S" },
+ { "OPERAND_TYPE_DISP64",
+ "Disp64" },
+ { "OPERAND_TYPE_INOUTPORTREG",
+ "InOutPortReg" },
+ { "OPERAND_TYPE_SHIFTCOUNT",
+ "ShiftCount" },
+ { "OPERAND_TYPE_CONTROL",
+ "Control" },
+ { "OPERAND_TYPE_TEST",
+ "Test" },
+ { "OPERAND_TYPE_DEBUG",
+ "FloatReg" },
+ { "OPERAND_TYPE_FLOATREG",
+ "FloatReg" },
+ { "OPERAND_TYPE_FLOATACC",
+ "FloatAcc" },
+ { "OPERAND_TYPE_SREG2",
+ "SReg2" },
+ { "OPERAND_TYPE_SREG3",
+ "SReg3" },
+ { "OPERAND_TYPE_ACC",
+ "Acc" },
+ { "OPERAND_TYPE_JUMPABSOLUTE",
+ "JumpAbsolute" },
+ { "OPERAND_TYPE_REGMMX",
+ "RegMMX" },
+ { "OPERAND_TYPE_REGXMM",
+ "RegXMM" },
+ { "OPERAND_TYPE_REGYMM",
+ "RegYMM" },
+ { "OPERAND_TYPE_ESSEG",
+ "EsSeg" },
+ { "OPERAND_TYPE_ACC32",
+ "Reg32|Acc|Dword" },
+ { "OPERAND_TYPE_ACC64",
+ "Reg64|Acc|Qword" },
+ { "OPERAND_TYPE_INOUTPORTREG",
+ "InOutPortReg" },
+ { "OPERAND_TYPE_REG16_INOUTPORTREG",
+ "Reg16|InOutPortReg" },
+ { "OPERAND_TYPE_DISP16_32",
+ "Disp16|Disp32" },
+ { "OPERAND_TYPE_ANYDISP",
+ "Disp8|Disp16|Disp32|Disp32S|Disp64" },
+ { "OPERAND_TYPE_IMM16_32",
+ "Imm16|Imm32" },
+ { "OPERAND_TYPE_IMM16_32S",
+ "Imm16|Imm32S" },
+ { "OPERAND_TYPE_IMM16_32_32S",
+ "Imm16|Imm32|Imm32S" },
+ { "OPERAND_TYPE_IMM32_32S_DISP32",
+ "Imm32|Imm32S|Disp32" },
+ { "OPERAND_TYPE_IMM64_DISP64",
+ "Imm64|Disp64" },
+ { "OPERAND_TYPE_IMM32_32S_64_DISP32",
+ "Imm32|Imm32S|Imm64|Disp32" },
+ { "OPERAND_TYPE_IMM32_32S_64_DISP32_64",
+ "Imm32|Imm32S|Imm64|Disp32|Disp64" },
+};
+
+typedef struct bitfield
+{
+ int position;
+ int value;
+ const char *name;
+} bitfield;
+
+#define BITFIELD(n) { n, 0, #n }
+
+static bitfield cpu_flags[] =
+{
+ BITFIELD (Cpu186),
+ BITFIELD (Cpu286),
+ BITFIELD (Cpu386),
+ BITFIELD (Cpu486),
+ BITFIELD (Cpu586),
+ BITFIELD (Cpu686),
+ BITFIELD (CpuClflush),
+ BITFIELD (CpuSYSCALL),
+ BITFIELD (CpuMMX),
+ BITFIELD (CpuSSE),
+ BITFIELD (CpuSSE2),
+ BITFIELD (CpuSSE3),
+ BITFIELD (CpuSSSE3),
+ BITFIELD (CpuSSE4_1),
+ BITFIELD (CpuSSE4_2),
+ BITFIELD (CpuAVX),
+ BITFIELD (CpuSSE4a),
+ BITFIELD (CpuSSE5),
+ BITFIELD (Cpu3dnow),
+ BITFIELD (Cpu3dnowA),
+ BITFIELD (CpuPadLock),
+ BITFIELD (CpuSVME),
+ BITFIELD (CpuVMX),
+ BITFIELD (CpuSMX),
+ BITFIELD (CpuABM),
+ BITFIELD (CpuXsave),
+ BITFIELD (CpuAES),
+ BITFIELD (CpuPCLMUL),
+ BITFIELD (CpuFMA),
+ BITFIELD (CpuLM),
+ BITFIELD (CpuMovbe),
+ BITFIELD (CpuEPT),
+ BITFIELD (CpuRdtscp),
+ BITFIELD (Cpu64),
+ BITFIELD (CpuNo64),
+#ifdef CpuUnused
+ BITFIELD (CpuUnused),
+#endif
+};
+
+static bitfield opcode_modifiers[] =
+{
+ BITFIELD (D),
+ BITFIELD (W),
+ BITFIELD (S),
+ BITFIELD (Modrm),
+ BITFIELD (ShortForm),
+ BITFIELD (Jump),
+ BITFIELD (JumpDword),
+ BITFIELD (JumpByte),
+ BITFIELD (JumpInterSegment),
+ BITFIELD (FloatMF),
+ BITFIELD (FloatR),
+ BITFIELD (FloatD),
+ BITFIELD (Size16),
+ BITFIELD (Size32),
+ BITFIELD (Size64),
+ BITFIELD (IgnoreSize),
+ BITFIELD (DefaultSize),
+ BITFIELD (No_bSuf),
+ BITFIELD (No_wSuf),
+ BITFIELD (No_lSuf),
+ BITFIELD (No_sSuf),
+ BITFIELD (No_qSuf),
+ BITFIELD (No_ldSuf),
+ BITFIELD (FWait),
+ BITFIELD (IsString),
+ BITFIELD (RegKludge),
+ BITFIELD (FirstXmm0),
+ BITFIELD (Implicit1stXmm0),
+ BITFIELD (ByteOkIntel),
+ BITFIELD (ToDword),
+ BITFIELD (ToQword),
+ BITFIELD (AddrPrefixOp0),
+ BITFIELD (IsPrefix),
+ BITFIELD (ImmExt),
+ BITFIELD (NoRex64),
+ BITFIELD (Rex64),
+ BITFIELD (Ugh),
+ BITFIELD (Drex),
+ BITFIELD (Drexv),
+ BITFIELD (Drexc),
+ BITFIELD (Vex),
+ BITFIELD (Vex256),
+ BITFIELD (VexNDS),
+ BITFIELD (VexNDD),
+ BITFIELD (VexW0),
+ BITFIELD (VexW1),
+ BITFIELD (Vex0F),
+ BITFIELD (Vex0F38),
+ BITFIELD (Vex0F3A),
+ BITFIELD (Vex3Sources),
+ BITFIELD (VexImmExt),
+ BITFIELD (SSE2AVX),
+ BITFIELD (NoAVX),
+ BITFIELD (OldGcc),
+ BITFIELD (ATTMnemonic),
+ BITFIELD (ATTSyntax),
+ BITFIELD (IntelSyntax),
+};
+
+static bitfield operand_types[] =
+{
+ BITFIELD (Reg8),
+ BITFIELD (Reg16),
+ BITFIELD (Reg32),
+ BITFIELD (Reg64),
+ BITFIELD (FloatReg),
+ BITFIELD (RegMMX),
+ BITFIELD (RegXMM),
+ BITFIELD (RegYMM),
+ BITFIELD (Imm8),
+ BITFIELD (Imm8S),
+ BITFIELD (Imm16),
+ BITFIELD (Imm32),
+ BITFIELD (Imm32S),
+ BITFIELD (Imm64),
+ BITFIELD (Imm1),
+ BITFIELD (BaseIndex),
+ BITFIELD (Disp8),
+ BITFIELD (Disp16),
+ BITFIELD (Disp32),
+ BITFIELD (Disp32S),
+ BITFIELD (Disp64),
+ BITFIELD (InOutPortReg),
+ BITFIELD (ShiftCount),
+ BITFIELD (Control),
+ BITFIELD (Debug),
+ BITFIELD (Test),
+ BITFIELD (SReg2),
+ BITFIELD (SReg3),
+ BITFIELD (Acc),
+ BITFIELD (FloatAcc),
+ BITFIELD (JumpAbsolute),
+ BITFIELD (EsSeg),
+ BITFIELD (RegMem),
+ BITFIELD (Mem),
+ BITFIELD (Byte),
+ BITFIELD (Word),
+ BITFIELD (Dword),
+ BITFIELD (Fword),
+ BITFIELD (Qword),
+ BITFIELD (Tbyte),
+ BITFIELD (Xmmword),
+ BITFIELD (Ymmword),
+ BITFIELD (Unspecified),
+ BITFIELD (Anysize),
+#ifdef OTUnused
+ BITFIELD (OTUnused),
+#endif
+};
+
+static const char *filename;
+
+static int
+compare (const void *x, const void *y)
+{
+ const bitfield *xp = (const bitfield *) x;
+ const bitfield *yp = (const bitfield *) y;
+ return xp->position - yp->position;
+}
+
static void
fail (const char *message, ...)
{
process_copyright (FILE *fp)
{
fprintf (fp, "/* This file is automatically generated by i386-gen. Do not edit! */\n\
-/* Copyright 2007 Free Software Foundation, Inc.\n\
+/* Copyright 2007, 2008, 2009\n\
+ Free Software Foundation, Inc.\n\
\n\
This file is part of the GNU opcodes library.\n\
\n\
pointer to the one after it. */
static char *
-next_field (char *str, char sep, char **next)
+next_field (char *str, char sep, char **next, char *last)
{
char *p;
*next = str + 1;
+ if (p >= last)
+ abort ();
+
return p;
}
static void
-process_i386_opcodes (FILE *table)
+set_bitfield (const char *f, bitfield *array, unsigned int size, int lineno)
{
- FILE *fp = fopen ("i386-opc.tbl", "r");
- char buf[2048];
unsigned int i;
- char *str, *p, *last;
- char *name, *operands, *base_opcode, *extension_opcode;
+
+ if (strcmp (f, "Mmword") == 0)
+ f= "Qword";
+ else if (strcmp (f, "Oword") == 0)
+ f= "Xmmword";
+
+ for (i = 0; i < size; i++)
+ if (strcasecmp (array[i].name, f) == 0)
+ {
+ array[i].value = 1;
+ return;
+ }
+
+ if (lineno != -1)
+ fail (_("%s: %d: Unknown bitfield: %s\n"), filename, lineno, f);
+ else
+ fail (_("Unknown bitfield: %s\n"), f);
+}
+
+static void
+output_cpu_flags (FILE *table, bitfield *flags, unsigned int size,
+ int macro, const char *comma, const char *indent)
+{
+ unsigned int i;
+
+ fprintf (table, "%s{ { ", indent);
+
+ for (i = 0; i < size - 1; i++)
+ {
+ fprintf (table, "%d, ", flags[i].value);
+ if (((i + 1) % 20) == 0)
+ {
+ /* We need \\ for macro. */
+ if (macro)
+ fprintf (table, " \\\n %s", indent);
+ else
+ fprintf (table, "\n %s", indent);
+ }
+ }
+
+ fprintf (table, "%d } }%s\n", flags[i].value, comma);
+}
+
+static void
+process_i386_cpu_flag (FILE *table, char *flag, int macro,
+ const char *comma, const char *indent,
+ int lineno)
+{
+ char *str, *next, *last;
+ bitfield flags [ARRAY_SIZE (cpu_flags)];
+
+ /* Copy the default cpu flags. */
+ memcpy (flags, cpu_flags, sizeof (cpu_flags));
+
+ if (strcasecmp (flag, "unknown") == 0)
+ {
+ unsigned int i;
+
+ /* We turn on everything except for cpu64 in case of
+ CPU_UNKNOWN_FLAGS. */
+ for (i = 0; i < ARRAY_SIZE (flags); i++)
+ if (flags[i].position != Cpu64)
+ flags[i].value = 1;
+ }
+ else if (strcmp (flag, "0"))
+ {
+ last = flag + strlen (flag);
+ for (next = flag; next && next < last; )
+ {
+ str = next_field (next, '|', &next, last);
+ if (str)
+ set_bitfield (str, flags, ARRAY_SIZE (flags), lineno);
+ }
+ }
+
+ output_cpu_flags (table, flags, ARRAY_SIZE (flags), macro,
+ comma, indent);
+}
+
+static void
+output_opcode_modifier (FILE *table, bitfield *modifier, unsigned int size)
+{
+ unsigned int i;
+
+ fprintf (table, " { ");
+
+ for (i = 0; i < size - 1; i++)
+ {
+ fprintf (table, "%d, ", modifier[i].value);
+ if (((i + 1) % 20) == 0)
+ fprintf (table, "\n ");
+ }
+
+ fprintf (table, "%d },\n", modifier[i].value);
+}
+
+static void
+process_i386_opcode_modifier (FILE *table, char *mod, int lineno)
+{
+ char *str, *next, *last;
+ bitfield modifiers [ARRAY_SIZE (opcode_modifiers)];
+
+ /* Copy the default opcode modifier. */
+ memcpy (modifiers, opcode_modifiers, sizeof (modifiers));
+
+ if (strcmp (mod, "0"))
+ {
+ last = mod + strlen (mod);
+ for (next = mod; next && next < last; )
+ {
+ str = next_field (next, '|', &next, last);
+ if (str)
+ set_bitfield (str, modifiers, ARRAY_SIZE (modifiers), lineno);
+ }
+ }
+ output_opcode_modifier (table, modifiers, ARRAY_SIZE (modifiers));
+}
+
+static void
+output_operand_type (FILE *table, bitfield *types, unsigned int size,
+ int macro, const char *indent)
+{
+ unsigned int i;
+
+ fprintf (table, "{ { ");
+
+ for (i = 0; i < size - 1; i++)
+ {
+ fprintf (table, "%d, ", types[i].value);
+ if (((i + 1) % 20) == 0)
+ {
+ /* We need \\ for macro. */
+ if (macro)
+ fprintf (table, "\\\n%s", indent);
+ else
+ fprintf (table, "\n%s", indent);
+ }
+ }
+
+ fprintf (table, "%d } }", types[i].value);
+}
+
+static void
+process_i386_operand_type (FILE *table, char *op, int macro,
+ const char *indent, int lineno)
+{
+ char *str, *next, *last;
+ bitfield types [ARRAY_SIZE (operand_types)];
+
+ /* Copy the default operand type. */
+ memcpy (types, operand_types, sizeof (types));
+
+ if (strcmp (op, "0"))
+ {
+ last = op + strlen (op);
+ for (next = op; next && next < last; )
+ {
+ str = next_field (next, '|', &next, last);
+ if (str)
+ set_bitfield (str, types, ARRAY_SIZE (types), lineno);
+ }
+ }
+ output_operand_type (table, types, ARRAY_SIZE (types), macro,
+ indent);
+}
+
+static void
+output_i386_opcode (FILE *table, const char *name, char *str,
+ char *last, int lineno)
+{
+ unsigned int i;
+ char *operands, *base_opcode, *extension_opcode, *opcode_length;
char *cpu_flags, *opcode_modifier, *operand_types [MAX_OPERANDS];
+ /* Find number of operands. */
+ operands = next_field (str, ',', &str, last);
+
+ /* Find base_opcode. */
+ base_opcode = next_field (str, ',', &str, last);
+
+ /* Find extension_opcode. */
+ extension_opcode = next_field (str, ',', &str, last);
+
+ /* Find opcode_length. */
+ opcode_length = next_field (str, ',', &str, last);
+
+ /* Find cpu_flags. */
+ cpu_flags = next_field (str, ',', &str, last);
+
+ /* Find opcode_modifier. */
+ opcode_modifier = next_field (str, ',', &str, last);
+
+ /* Remove the first {. */
+ str = remove_leading_whitespaces (str);
+ if (*str != '{')
+ abort ();
+ str = remove_leading_whitespaces (str + 1);
+
+ i = strlen (str);
+
+ /* There are at least "X}". */
+ if (i < 2)
+ abort ();
+
+ /* Remove trailing white spaces and }. */
+ do
+ {
+ i--;
+ if (ISSPACE (str[i]) || str[i] == '}')
+ str[i] = '\0';
+ else
+ break;
+ }
+ while (i != 0);
+
+ last = str + i;
+
+ /* Find operand_types. */
+ for (i = 0; i < ARRAY_SIZE (operand_types); i++)
+ {
+ if (str >= last)
+ {
+ operand_types [i] = NULL;
+ break;
+ }
+
+ operand_types [i] = next_field (str, ',', &str, last);
+ if (*operand_types[i] == '0')
+ {
+ if (i != 0)
+ operand_types[i] = NULL;
+ break;
+ }
+ }
+
+ fprintf (table, " { \"%s\", %s, %s, %s, %s,\n",
+ name, operands, base_opcode, extension_opcode,
+ opcode_length);
+
+ process_i386_cpu_flag (table, cpu_flags, 0, ",", " ", lineno);
+
+ process_i386_opcode_modifier (table, opcode_modifier, lineno);
+
+ fprintf (table, " { ");
+
+ for (i = 0; i < ARRAY_SIZE (operand_types); i++)
+ {
+ if (operand_types[i] == NULL || *operand_types[i] == '0')
+ {
+ if (i == 0)
+ process_i386_operand_type (table, "0", 0, "\t ", lineno);
+ break;
+ }
+
+ if (i != 0)
+ fprintf (table, ",\n ");
+
+ process_i386_operand_type (table, operand_types[i], 0,
+ "\t ", lineno);
+ }
+ fprintf (table, " } },\n");
+}
+
+struct opcode_hash_entry
+{
+ struct opcode_hash_entry *next;
+ char *name;
+ char *opcode;
+ int lineno;
+};
+
+/* Calculate the hash value of an opcode hash entry P. */
+
+static hashval_t
+opcode_hash_hash (const void *p)
+{
+ struct opcode_hash_entry *entry = (struct opcode_hash_entry *) p;
+ return htab_hash_string (entry->name);
+}
+
+/* Compare a string Q against an opcode hash entry P. */
+
+static int
+opcode_hash_eq (const void *p, const void *q)
+{
+ struct opcode_hash_entry *entry = (struct opcode_hash_entry *) p;
+ const char *name = (const char *) q;
+ return strcmp (name, entry->name) == 0;
+}
+
+static void
+process_i386_opcodes (FILE *table)
+{
+ FILE *fp;
+ char buf[2048];
+ unsigned int i, j;
+ char *str, *p, *last, *name;
+ struct opcode_hash_entry **hash_slot, **entry, *next;
+ htab_t opcode_hash_table;
+ struct opcode_hash_entry **opcode_array;
+ unsigned int opcode_array_size = 1024;
+ int lineno = 0;
+
+ filename = "i386-opc.tbl";
+ fp = fopen (filename, "r");
+
if (fp == NULL)
fail (_("can't find i386-opc.tbl for reading, errno = %s\n"),
- strerror (errno));
+ xstrerror (errno));
+
+ i = 0;
+ opcode_array = (struct opcode_hash_entry **)
+ xmalloc (sizeof (*opcode_array) * opcode_array_size);
+
+ opcode_hash_table = htab_create_alloc (16, opcode_hash_hash,
+ opcode_hash_eq, NULL,
+ xcalloc, free);
fprintf (table, "\n/* i386 opcode table. */\n\n");
fprintf (table, "const template i386_optab[] =\n{\n");
+ /* Put everything on opcode array. */
while (!feof (fp))
{
if (fgets (buf, sizeof (buf), fp) == NULL)
break;
+ lineno++;
+
p = remove_leading_whitespaces (buf);
/* Skip comments. */
switch (p[0])
{
case '#':
- fprintf (table, "%s\n", p);
+ /* Ignore comments. */
case '\0':
continue;
break;
last = p + strlen (p);
/* Find name. */
- name = next_field (p, ',', &str);
-
- if (str >= last)
- abort ();
-
- /* Find number of operands. */
- operands = next_field (str, ',', &str);
-
- if (str >= last)
- abort ();
-
- /* Find base_opcode. */
- base_opcode = next_field (str, ',', &str);
-
- if (str >= last)
- abort ();
-
- /* Find extension_opcode. */
- extension_opcode = next_field (str, ',', &str);
-
- if (str >= last)
- abort ();
-
- /* Find cpu_flags. */
- cpu_flags = next_field (str, ',', &str);
-
- if (str >= last)
- abort ();
-
- /* Find opcode_modifier. */
- opcode_modifier = next_field (str, ',', &str);
-
- if (str >= last)
- abort ();
-
- /* Remove the first {. */
- str = remove_leading_whitespaces (str);
- if (*str != '{')
- abort ();
- str = remove_leading_whitespaces (str + 1);
-
- i = strlen (str);
-
- /* There are at least "X}". */
- if (i < 2)
- abort ();
-
- /* Remove trailing white spaces and }. */
- do
- {
- i--;
- if (ISSPACE (str[i]) || str[i] == '}')
- str[i] = '\0';
- else
- break;
- }
- while (i != 0);
+ name = next_field (p, ',', &str, last);
- last = str + i;
+ /* Get the slot in hash table. */
+ hash_slot = (struct opcode_hash_entry **)
+ htab_find_slot_with_hash (opcode_hash_table, name,
+ htab_hash_string (name),
+ INSERT);
- /* Find operand_types. */
- for (i = 0; i < ARRAY_SIZE (operand_types); i++)
+ if (*hash_slot == NULL)
{
- if (str >= last)
+ /* It is the new one. Put it on opcode array. */
+ if (i >= opcode_array_size)
{
- operand_types [i] = NULL;
- break;
+ /* Grow the opcode array when needed. */
+ opcode_array_size += 1024;
+ opcode_array = (struct opcode_hash_entry **)
+ xrealloc (opcode_array,
+ sizeof (*opcode_array) * opcode_array_size);
}
- operand_types [i] = next_field (str, ',', &str);
- if (*operand_types[i] == '0')
- {
- if (i != 0)
- operand_types[i] = NULL;
- break;
- }
+ opcode_array[i] = (struct opcode_hash_entry *)
+ xmalloc (sizeof (struct opcode_hash_entry));
+ opcode_array[i]->next = NULL;
+ opcode_array[i]->name = xstrdup (name);
+ opcode_array[i]->opcode = xstrdup (str);
+ opcode_array[i]->lineno = lineno;
+ *hash_slot = opcode_array[i];
+ i++;
}
-
- fprintf (table, " { \"%s\", %s, %s, %s, %s,\n",
- name, operands, base_opcode, extension_opcode,
- cpu_flags);
-
- fprintf (table, " %s,\n", opcode_modifier);
-
- fprintf (table, " { ");
-
- for (i = 0; i < ARRAY_SIZE (operand_types); i++)
+ else
{
- if (operand_types[i] == NULL
- || *operand_types[i] == '0')
- {
- if (i == 0)
- fprintf (table, "0");
- break;
- }
-
- if (i != 0)
- fprintf (table, ",\n ");
+ /* Append it to the existing one. */
+ entry = hash_slot;
+ while ((*entry) != NULL)
+ entry = &(*entry)->next;
+ *entry = (struct opcode_hash_entry *)
+ xmalloc (sizeof (struct opcode_hash_entry));
+ (*entry)->next = NULL;
+ (*entry)->name = (*hash_slot)->name;
+ (*entry)->opcode = xstrdup (str);
+ (*entry)->lineno = lineno;
+ }
+ }
- fprintf (table, "%s", operand_types[i]);
+ /* Process opcode array. */
+ for (j = 0; j < i; j++)
+ {
+ for (next = opcode_array[j]; next; next = next->next)
+ {
+ name = next->name;
+ str = next->opcode;
+ lineno = next->lineno;
+ last = str + strlen (str);
+ output_i386_opcode (table, name, str, last, lineno);
}
- fprintf (table, " } },\n");
}
fclose (fp);
- fprintf (table, " { NULL, 0, 0, 0, 0, 0, { 0 } }\n");
+ fprintf (table, " { NULL, 0, 0, 0, 0,\n");
+
+ process_i386_cpu_flag (table, "0", 0, ",", " ", -1);
+
+ process_i386_opcode_modifier (table, "0", -1);
+
+ fprintf (table, " { ");
+ process_i386_operand_type (table, "0", 0, "\t ", -1);
+ fprintf (table, " } }\n");
+
fprintf (table, "};\n");
}
static void
process_i386_registers (FILE *table)
{
- FILE *fp = fopen ("i386-reg.tbl", "r");
+ FILE *fp;
char buf[2048];
char *str, *p, *last;
char *reg_name, *reg_type, *reg_flags, *reg_num;
+ char *dw2_32_num, *dw2_64_num;
+ int lineno = 0;
+ filename = "i386-reg.tbl";
+ fp = fopen (filename, "r");
if (fp == NULL)
fail (_("can't find i386-reg.tbl for reading, errno = %s\n"),
- strerror (errno));
+ xstrerror (errno));
fprintf (table, "\n/* i386 register table. */\n\n");
fprintf (table, "const reg_entry i386_regtab[] =\n{\n");
if (fgets (buf, sizeof (buf), fp) == NULL)
break;
+ lineno++;
+
p = remove_leading_whitespaces (buf);
/* Skip comments. */
last = p + strlen (p);
/* Find reg_name. */
- reg_name = next_field (p, ',', &str);
-
- if (str >= last)
- abort ();
+ reg_name = next_field (p, ',', &str, last);
/* Find reg_type. */
- reg_type = next_field (str, ',', &str);
-
- if (str >= last)
- abort ();
+ reg_type = next_field (str, ',', &str, last);
/* Find reg_flags. */
- reg_flags = next_field (str, ',', &str);
-
- if (str >= last)
- abort ();
+ reg_flags = next_field (str, ',', &str, last);
/* Find reg_num. */
- reg_num = next_field (str, ',', &str);
+ reg_num = next_field (str, ',', &str, last);
+
+ fprintf (table, " { \"%s\",\n ", reg_name);
+
+ process_i386_operand_type (table, reg_type, 0, "\t", lineno);
+
+ /* Find 32-bit Dwarf2 register number. */
+ dw2_32_num = next_field (str, ',', &str, last);
- fprintf (table, " { \"%s\", %s, %s, %s },\n",
- reg_name, reg_type, reg_flags, reg_num);
+ /* Find 64-bit Dwarf2 register number. */
+ dw2_64_num = next_field (str, ',', &str, last);
+
+ fprintf (table, ",\n %s, %s, { %s, %s } },\n",
+ reg_flags, reg_num, dw2_32_num, dw2_64_num);
}
fclose (fp);
fprintf (table, "\nconst unsigned int i386_regtab_size = ARRAY_SIZE (i386_regtab);\n");
}
+static void
+process_i386_initializers (void)
+{
+ unsigned int i;
+ FILE *fp = fopen ("i386-init.h", "w");
+ char *init;
+
+ if (fp == NULL)
+ fail (_("can't create i386-init.h, errno = %s\n"),
+ xstrerror (errno));
+
+ process_copyright (fp);
+
+ for (i = 0; i < ARRAY_SIZE (cpu_flag_init); i++)
+ {
+ fprintf (fp, "\n#define %s \\\n", cpu_flag_init[i].name);
+ init = xstrdup (cpu_flag_init[i].init);
+ process_i386_cpu_flag (fp, init, 1, "", " ", -1);
+ free (init);
+ }
+
+ for (i = 0; i < ARRAY_SIZE (operand_type_init); i++)
+ {
+ fprintf (fp, "\n\n#define %s \\\n ", operand_type_init[i].name);
+ init = xstrdup (operand_type_init[i].init);
+ process_i386_operand_type (fp, init, 1, " ", -1);
+ free (init);
+ }
+ fprintf (fp, "\n");
+
+ fclose (fp);
+}
+
/* Program options. */
#define OPTION_SRCDIR 200
if (srcdir != NULL)
if (chdir (srcdir) != 0)
fail (_("unable to change directory to \"%s\", errno = %s\n"),
- srcdir, strerror (errno));
+ srcdir, xstrerror (errno));
+
+ /* Check the unused bitfield in i386_cpu_flags. */
+#ifndef CpuUnused
+ c = CpuNumOfBits - CpuMax - 1;
+ if (c)
+ fail (_("%d unused bits in i386_cpu_flags.\n"), c);
+#endif
+
+ /* Check the unused bitfield in i386_operand_type. */
+#ifndef OTUnused
+ c = OTNumOfBits - OTMax - 1;
+ if (c)
+ fail (_("%d unused bits in i386_operand_type.\n"), c);
+#endif
+
+ qsort (cpu_flags, ARRAY_SIZE (cpu_flags), sizeof (cpu_flags [0]),
+ compare);
+
+ qsort (opcode_modifiers, ARRAY_SIZE (opcode_modifiers),
+ sizeof (opcode_modifiers [0]), compare);
+
+ qsort (operand_types, ARRAY_SIZE (operand_types),
+ sizeof (operand_types [0]), compare);
table = fopen ("i386-tbl.h", "w");
if (table == NULL)
- fail (_("can't create i386-tbl.h, errno = %s\n"), strerror (errno));
+ fail (_("can't create i386-tbl.h, errno = %s\n"),
+ xstrerror (errno));
process_copyright (table);
process_i386_opcodes (table);
process_i386_registers (table);
+ process_i386_initializers ();
fclose (table);